Retrotec 3 Day Large Building Airtightness Testing Onsite Training

When: September 29th – October 1st, 2026

Where: Retrotec Headquarters. 1060 E Pole Rd, Everson WA 98247

Cost: $1,950 per person. Price break for 3 or more attendees (call for more info).

Expand your skillset with Retrotec’s 3 Day Large Building Training! This intermediate course will provide an understanding of the role that air leakage plays in buildings. The principles in this training course apply to residential houses, apartment buildings, office, commercial, high-rise, and industrial buildings, as well as an array of other applications.

We will discuss real world problems that occur in buildings, why they leak, where they leak, as well as the impact of that leakage. You will gain a better understanding of the benefits of airtightness, the theory of air barriers and the importance of ventilation in well-designed buildings.